Question 1
Consider the calculation:

Which of the following is the answer to this question with the correct number of significant digits?
◦ 3.019
◦ 3.0
◦ 3
◦ 3.0189
Question 2
How many significant figures are there in the answer to the following problem?
(3.335 × 6.500) + 0.940 = ?
◦ one
◦ two
◦ three
◦ four